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  2. Water jacket furnace (metallurgy) - Wikipedia

    en.wikipedia.org/wiki/Water_jacket_furnace...

    The internal operating temperature of the water jacket furnace is lower than that of a blast furnace used to make iron, and the process does not depend upon the formation of a bosh shell, as is critical in the operation of a blast furnace making iron. Conventional blast furnaces used for smelting iron ore use a hot blast.

  3. Valheim - Wikipedia

    en.wikipedia.org/wiki/Valheim

    Valheim is an upcoming survival and sandbox video game by the Swedish developer Iron Gate Studio and published by Coffee Stain Studios. [1] It was released in early access on 2 February 2021 for Linux and Windows via Steam , and for Xbox One and Xbox Series X/S on 14 March 2023.

  4. Blast furnace - Wikipedia

    en.wikipedia.org/wiki/Blast_furnace

    Blast furnaces differ from bloomeries and reverberatory furnaces in that in a blast furnace, flue gas is in direct contact with the ore and iron, allowing carbon monoxide to diffuse into the ore and reduce the iron oxide. The blast furnace operates as a countercurrent exchange process whereas a bloomery does not.

  5. Blowing engine - Wikipedia

    en.wikipedia.org/wiki/Blowing_engine

    There is also the risk of drought interrupting the water supply, or of expanding demand for the furnace outstripping the available water capacity. These restrictions led to the very earliest form of steam engine used for power generation rather than pumping, the water-returning engine. With this engine, a steam pump was used to raise water that ...

  6. Category:Blast furnaces - Wikipedia

    en.wikipedia.org/wiki/Category:Blast_furnaces

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  7. Basic oxygen steelmaking - Wikipedia

    en.wikipedia.org/wiki/Basic_oxygen_steelmaking

    The basic oxygen steel-making process is as follows: Molten pig iron (sometimes referred to as "hot metal") from a blast furnace is poured into a large refractory-lined container called a ladle . The metal in the ladle is sent directly for basic oxygen steelmaking or to a pretreatment stage where sulfur , silicon , and phosphorus are removed ...

  8. Pulverized coal injection method - Wikipedia

    en.wikipedia.org/wiki/Pulverized_coal_injection...

    The PCI method is based on the simple concept of primary air (termed the "conveying gas") carrying pulverized coal which injected through a lance to the tuyere (mid-bottom inlet of a blast furnace), then mixed with secondary hot air (termed the "blast") supplied through a blowpipe in the tuyere and then piped to a furnace to create a balloon ...

  9. Tuyere - Wikipedia

    en.wikipedia.org/wiki/Tuyere

    A tuyere, seen from inside a blast furnace An old tuyere in Nok, Nigeria. A tuyere or tuyère (French pronunciation:; English: / t w iː ˈ j ɛər /) [1] [2] is a tube, nozzle or pipe allowing the blowing of air into a furnace or hearth. [3] Air or oxygen is injected into a hearth under pressure from bellows or a blowing engine or other devices.